169699820

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{206951}}^1$

素因数の和:207001

約数の個数: 24

約数和(自身を含む): 365063328

約数和(自身を除く): 195363508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 206951, 413902, 827804, 1034755, 2069510, 4139020, 8484991, 16969982, 33939964, 42424955, 84849910, 169699820]

約数ペア:

[(1, 169699820), (2, 84849910), (4, 42424955), (5, 33939964), (10, 16969982), (20, 8484991), (41, 4139020), (82, 2069510), (164, 1034755), (205, 827804), (410, 413902), (820, 206951)]